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Re: [RFC 7/8] vhost/vhost-user: Add VIRTIO_F_IN_ORDER to vhost feature b


From: Eugenio Perez Martin
Subject: Re: [RFC 7/8] vhost/vhost-user: Add VIRTIO_F_IN_ORDER to vhost feature bits
Date: Fri, 22 Mar 2024 11:47:46 +0100

On Thu, Mar 21, 2024 at 4:57 PM Jonah Palmer <jonah.palmer@oracle.com> wrote:
>
> Add support for the VIRTIO_F_IN_ORDER feature across a variety of vhost
> devices.
>
> The inclusion of VIRTIO_F_IN_ORDER in the feature bits arrays for these
> devices ensures that the backend is capable of offering and providing
> support for this feature, and that it can be disabled if the backend
> does not support it.
>

Acked-by: Eugenio Pérez <eperezma@redhat.com>

Thanks!

> Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
> ---
>  hw/block/vhost-user-blk.c    | 1 +
>  hw/net/vhost_net.c           | 2 ++
>  hw/scsi/vhost-scsi.c         | 1 +
>  hw/scsi/vhost-user-scsi.c    | 1 +
>  hw/virtio/vhost-user-fs.c    | 1 +
>  hw/virtio/vhost-user-vsock.c | 1 +
>  net/vhost-vdpa.c             | 1 +
>  7 files changed, 8 insertions(+)
>
> diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
> index 6a856ad51a..d176ed857e 100644
> --- a/hw/block/vhost-user-blk.c
> +++ b/hw/block/vhost-user-blk.c
> @@ -51,6 +51,7 @@ static const int user_feature_bits[] = {
>      VIRTIO_F_RING_PACKED,
>      VIRTIO_F_IOMMU_PLATFORM,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>      VHOST_INVALID_FEATURE_BIT
>  };
>
> diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
> index e8e1661646..33d1d4b9d3 100644
> --- a/hw/net/vhost_net.c
> +++ b/hw/net/vhost_net.c
> @@ -48,6 +48,7 @@ static const int kernel_feature_bits[] = {
>      VIRTIO_F_IOMMU_PLATFORM,
>      VIRTIO_F_RING_PACKED,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>      VIRTIO_NET_F_HASH_REPORT,
>      VHOST_INVALID_FEATURE_BIT
>  };
> @@ -76,6 +77,7 @@ static const int user_feature_bits[] = {
>      VIRTIO_F_IOMMU_PLATFORM,
>      VIRTIO_F_RING_PACKED,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>      VIRTIO_NET_F_RSS,
>      VIRTIO_NET_F_HASH_REPORT,
>      VIRTIO_NET_F_GUEST_USO4,
> diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
> index ae26bc19a4..40e7630191 100644
> --- a/hw/scsi/vhost-scsi.c
> +++ b/hw/scsi/vhost-scsi.c
> @@ -38,6 +38,7 @@ static const int kernel_feature_bits[] = {
>      VIRTIO_RING_F_EVENT_IDX,
>      VIRTIO_SCSI_F_HOTPLUG,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>      VHOST_INVALID_FEATURE_BIT
>  };
>
> diff --git a/hw/scsi/vhost-user-scsi.c b/hw/scsi/vhost-user-scsi.c
> index a63b1f4948..1d59951ab7 100644
> --- a/hw/scsi/vhost-user-scsi.c
> +++ b/hw/scsi/vhost-user-scsi.c
> @@ -36,6 +36,7 @@ static const int user_feature_bits[] = {
>      VIRTIO_RING_F_EVENT_IDX,
>      VIRTIO_SCSI_F_HOTPLUG,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>      VHOST_INVALID_FEATURE_BIT
>  };
>
> diff --git a/hw/virtio/vhost-user-fs.c b/hw/virtio/vhost-user-fs.c
> index cca2cd41be..9243dbb128 100644
> --- a/hw/virtio/vhost-user-fs.c
> +++ b/hw/virtio/vhost-user-fs.c
> @@ -33,6 +33,7 @@ static const int user_feature_bits[] = {
>      VIRTIO_F_RING_PACKED,
>      VIRTIO_F_IOMMU_PLATFORM,
>      VIRTIO_F_RING_RESET,
> +    VIRTIO_F_IN_ORDER,
>
>      VHOST_INVALID_FEATURE_BIT
>  };
> diff --git a/hw/virtio/vhost-user-vsock.c b/hw/virtio/vhost-user-vsock.c
> index 9431b9792c..cc7e4e47b4 100644
> --- a/hw/virtio/vhost-user-vsock.c
> +++ b/hw/virtio/vhost-user-vsock.c
> @@ -21,6 +21,7 @@ static const int user_feature_bits[] = {
>      VIRTIO_RING_F_INDIRECT_DESC,
>      VIRTIO_RING_F_EVENT_IDX,
>      VIRTIO_F_NOTIFY_ON_EMPTY,
> +    VIRTIO_F_IN_ORDER,
>      VHOST_INVALID_FEATURE_BIT
>  };
>
> diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
> index 85e73dd6a7..ed3185acfa 100644
> --- a/net/vhost-vdpa.c
> +++ b/net/vhost-vdpa.c
> @@ -62,6 +62,7 @@ const int vdpa_feature_bits[] = {
>      VIRTIO_F_RING_PACKED,
>      VIRTIO_F_RING_RESET,
>      VIRTIO_F_VERSION_1,
> +    VIRTIO_F_IN_ORDER,
>      VIRTIO_NET_F_CSUM,
>      VIRTIO_NET_F_CTRL_GUEST_OFFLOADS,
>      VIRTIO_NET_F_CTRL_MAC_ADDR,
> --
> 2.39.3
>




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